Sanyo M5850FE - Electrical Adjustments; Required Equipment; Tape Speed Adjustment; Head Azimuth Adjustment

SES
LIE
CL
LEE
TT
TET
ELECTRICAL
ADJUSTMENTS
REOUIRED EQUIPMENTS
e ViVM
Frequency Counter
OC Constant-Voitage Reculator
Dummy Load (4 ohm)
Test Tape
* 3kHz test tape (Example: Olympus AO9)
* Alignment Tool
NOTE
1.
Supply
4.5V
DC
from
the
constant-voliage
regulator
at
the adjustments,
2.
Unless
otherwise
specified,
set
the
Tape
Speed
Select
Switch to '’2.4cm"’.
en @ %
TAPE SPEED ADJUSTMENT
Connect the frequency counter to the earphone jack.
Remarks
Speed Svsitch | Adjustment
P101
2.4cm/sec. 3,000Hz(+3%)
4
1,500 Hz (210%)
Olympus
AOS
1.2cm/sec.
HEAD
AZIMUTH
ADJUSTMENT
Connect
the
VTVM
to
the
earphone
jack.
Test
Tape
Remarks
Adjustment
Olympus
AO
Azimuth
Adjusting
Screw
Maximurn
BATTERY
CHECK
LEVEL
ADJUSTMENT
Unsolder
the
green
lead
of
the
REC/BATT
Indicator
and
connect
an
ammeter
to
the
green
lead
and
the
Amplifier
PC
Board
as
illustrated.
Then,
supply
3.15V
to
the
unit,
Ammeter
0.8ma
ES
P.C.Board
O.8mA |
Adjustment | Remarks
P103